Child.java

/**
 *  Licensed to the Apache Software Foundation (ASF) under one or more
 *  contributor license agreements.  See the NOTICE file distributed with
 *  this work for additional information regarding copyright ownership.
 *  The ASF licenses this file to You under the Apache License, Version 2.0
 *  (the "License"); you may not use this file except in compliance with
 *  the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */
package org.apache.isis.core.unittestsupport.bidir;

import java.lang.reflect.Field;
import java.lang.reflect.Method;

class Child {
    Class<?> entityType;
    Field parentField;
    Method getMethod;
    Method modifyMethod;
    Method clearMethod;
    Object getParent(Object child) {
        try {
            return getMethod.invoke(child);
        } catch (Exception e) {
            throw new RuntimeException(e);
        }
    }
    void modifyParent(Object child, Object parent) {
        try {
            modifyMethod.invoke(child, parent);
        } catch (Exception e) {
            throw new RuntimeException(e);
        }
    }
    void clearParent(Object child) {
        try {
            clearMethod.invoke(child);
        } catch (Exception e) {
            throw new RuntimeException(e);
        }
    }
    Object newChild(Instantiators instantiators) {
        return instantiators.newInstance(entityType);
    }
}